Mount Hachibuse, Mountain summit in Nagano Prefecture, Japan

Mount Hachibuse is a 1,929 m peak in the Chikuma Mountains of Nagano Prefecture, southeast of the Utsukushigahara plateau and across Tobira Pass from Mount Takabocchi. Its eastern and southern ridges form part of the central watershed dividing the Sea of Japan and Pacific drainages. The upper slopes near the summit are road-accessible, and the summit offers views of the Northern, Central, and Southern Alps, Yatsugatake, and Mount Fuji.

Mount Hachibuse is a mountain of worship, and the well-known Ushibuse-ji temple stands on its western mid-slope. The mountain's name comes from its shape, which resembles an overturned bowl. A snow patch on the northwest slope above a tributary of the Ushibuse River serves Matsumoto Basin farmers as a marker for scheduling farm work.

The mountain sits within a region where visitors can observe rare alpine plants and wildlife adapted to high elevation. The open slopes have been traditionally maintained by local communities and serve today as an important retreat for nature lovers.

Multiple hiking routes lead to the summit, with different difficulty levels to choose based on fitness and available time. Visitors should bring weather-resistant clothing and note that conditions at elevation can change quickly.

On clear days, the peak offers views of four major Japanese mountain ranges: the Northern Alps, Yatsugatake, Southern Alps, and Central Alps. This rare perspective makes the spot a special vantage point for seeing Japan's most important mountain systems together.